From 9d3c8c0e6e1a7ba43bf3dc19350d1dca68b657a3 Mon Sep 17 00:00:00 2001
From: Chris Xiong <chirs241097@gmail.com>
Date: Sun, 10 Feb 2019 11:16:07 +0800
Subject: Initial commit.

---
 blog/sbs_2/blogpost.js | 103 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 blog/sbs_2/blogpost.js

(limited to 'blog/sbs_2/blogpost.js')

diff --git a/blog/sbs_2/blogpost.js b/blog/sbs_2/blogpost.js
new file mode 100644
index 0000000..4c17772
--- /dev/null
+++ b/blog/sbs_2/blogpost.js
@@ -0,0 +1,103 @@
+//License: Expat (MIT)
+//Chrisoft Xiong 2017
+var prev,succ,tocid=0,headerlist=[];
+function request(url,func)
+{
+	var h=new XMLHttpRequest();
+	h.open("GET",url);
+	h.onload=()=>{func(h.response,h.status)};
+	h.send();
+}
+function parsetags(tgs)
+{
+	var r="";
+	var a=tgs.split(",");
+	r="#"+a[0];
+	for(var i=1;i<a.length;++i)r+=" #"+a[i];
+	return r;
+}
+function dfs(el,le,p)
+{
+	var e=document.createElement('li');
+	e.innerHTML='<a class="toctarg" href="#tocanch'+tocid+'">'+el.innerHTML+'</a>';
+	le.appendChild(e);
+	el.id='tocanch'+(tocid++);
+	el.classList.add('tvis');
+	var che=null,i;
+	for(i=p+1;i<headerlist.length;)
+	{
+		if(headerlist[i].tagName<=el.tagName)break;
+		if(headerlist[i].classList.contains('notoc'))continue;
+		if(che===null)
+		{
+			var te=document.createElement('li');
+			che=document.createElement('ul');
+			che.classList.add('tocnode');
+			te.appendChild(che);
+			le.appendChild(te);
+		}
+		i=dfs(headerlist[i],che,i);
+	}
+	return i;
+}
+function bpinit()
+{
+	var parr=window.location.pathname.substr(10).split('/');
+	var pflt="";ppn=0;
+	if(parr.length>1&&parr[1].length)
+	{
+		request("/blog/cgi-bin/get-post-content.cgi?p="+parr[1],
+			(r,s)=>
+			{
+				if(s>=400)window.location="/blog";
+				var p1=r.search('\n');
+				var title=r.substr(0,r.search('\n'));
+				var p2=r.substr(p1+1).search('\n');
+				var date=r.substr(p1+1,p2);
+				var p3=r.substr(p1+p2+2).search('\n');
+				var tags=r.substr(p1+p2+2,p3);
+				document.getElementById("title").innerHTML=title;
+				document.getElementById("titleh").innerHTML=title;
+				document.getElementById("datetags").innerHTML=date+"<br>"+parsetags(tags);
+				document.getElementById("article").innerHTML=r.substr(p1+p2+p3+3);
+				var l=document.getElementById("article").querySelectorAll("script");
+				for(var i of l)
+				{
+					var s=document.createElement("script");
+					s.async=true;
+					s.src=i.src;
+					document.getElementById("article").appendChild(s);
+				}
+				var tgs=tags.split(',');
+				for(var i=0;i<tgs.length;++i)
+				{
+					var l=document.createElement('li');
+					l.innerHTML='<a href="/blog/list/'+tgs[i]+'/">'+tgs[i]+"</a>";
+					document.getElementById('tagslist').appendChild(l);
+				}
+				request("/blog/cgi-bin/get-archive-list.cgi?qn="+parr[1],
+				(r,s)=>
+				{
+					if(s>=400)return;
+					var o=JSON.parse(r);
+					prev=o.prev;succ=o.succ;
+				}
+				);
+				l=document.getElementById('article').querySelectorAll('h2,h3,h4,h5,h6');
+				var tocroot=document.getElementById('tocroot');
+				for(var i of l)
+				{
+					if(!i.classList.contains('notoc'))headerlist.push(i);
+				}
+				for(var i=0;i<headerlist.length;)i=dfs(headerlist[i],tocroot,i);
+				if(!tocroot.children.length)document.getElementById('tocouter').style.display='none';
+				for(var i=0;i<tgs.length;++i)
+				footnoter();
+				if(window.location.hash.length&&document.querySelector(window.location.hash))
+				window.scroll(window.scrollX,document.querySelector(window.location.hash).getBoundingClientRect().top);
+			}
+		);
+	}
+}
+function prevpost(){if(prev.length)window.location="/blog/post/"+prev;}
+function succpost(){if(succ.length)window.location="/blog/post/"+succ;}
-- 
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